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GLOBECOM
2009
IEEE
15 years 4 months ago
On the Performance of Compressed Interference Forwarding for Uplink Base Station Cooperation
Abstract—The capacity of today’s cellular mobile communications systems is mainly limited by inter-cell interference. Multi-cell joint transmission or joint detection schemes a...
Michael Grieger, Patrick Marsch, Gerhard Fettweis,...
ICASSP
2009
IEEE
15 years 4 months ago
Subspace tracking of fast time-varying channels in precoded MIMO-OFDM systems
This paper presents a blind subspace-based tracking scheme for precoded MIMO-OFDM systems over rapidly time-varying wireless channels. Subspace-based tracking is normally consider...
Chao-Cheng Tu, Benoît Champagne
ICASSP
2009
IEEE
15 years 4 months ago
Leveraging multiple query logs to improve language models for spoken query recognition
A voice search system requires a speech interface that can correctly recognize spoken queries uttered by users. The recognition performance strongly relies on a robust language mo...
Xiao Li, Patrick Nguyen, Geoffrey Zweig, Dan Bohus
WETICE
2009
IEEE
15 years 4 months ago
A Gossip-Based Distributed Social Networking System
—Social networking web sites, which allow users to create identities and link them to friends who have also created identities, are highly popular. Systems such as Facebook and M...
S. M. A. Abbas, Johan A. Pouwelse, Dick H. J. Epem...
WIMOB
2009
IEEE
15 years 4 months ago
Exploiting RF-Scatter: Human Localization with Bistatic Passive UHF RFID-Systems
—In ubiquitous computing, localization of users in indoor environments is a challenging issue. On the one hand, localization data needs to have fine granularity to provide reaso...
Dominik Lieckfeldt, Jiaxi You, Dirk Timmermann